AirNav: MT3 - Knox Ridge Airport

MT3

Knox Ridge Airport
Winifred, Montana, USA

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FAA INFORMATION EFFECTIVE 25 DECEMBER 2025

Location

FAA Identifier:	MT3
Lat/Long:	47-37-00.0000N 108-50-53.0000W 47-37.000000N 108-50.883333W 47.6166667,-108.8480556 (estimated)
Elevation:	2950 ft. / 899 m
From city:	24 miles E of WINIFRED, MT
Time zone:	UTC -7 (UTC -6 during Daylight Saving Time)
Zip code:	59471

Airport Operations

Airport use:	Open to the public
Activation date:	09/2010
Control tower:	no
ARTCC:	SALT LAKE CITY CENTER
FSS:	GREAT FALLS FLIGHT SERVICE STATION
NOTAMs facility:	GTF (NOTAM-D service available)
Attendance:	UNATNDD
Wind indicator:	yes
Segmented circle:	no

Airport Communications

CTAF:

122.9

Airport Services

Runway Information

Runway 9/27

Dimensions:	2100 x 60 ft. / 640 x 18 m
Surface:	turf, in poor condition LRG RUTS FM VEHICLES DRIVING ON RWY AND SAGEBRUSH ENCROACHING RWY
Runway edge markings:	THR MKR TIRES 30 FT WIDE.
	RUNWAY 9	RUNWAY 27
Traffic pattern:	left	left

Airport Ownership and Management from official FAA records

Ownership:	Publicly-owned
Owner:	BUREAU OF LAND MANAGEMENT 920 NE MAIN ST LEWISTOWN, MT 59457 Phone 406-538-1900
Manager:	ZANE FULBRIGHT 920 NE MAIN ST LEWISTOWN, MT 59457 Phone (406) 622-4000

Additional Remarks

-	RY SOFT AND MUDDY WHEN WET.
-	RY MAINT IREG.
-	NO SNOW REMOVAL.
-	WILDLIFE AND CATTLE ON AND INVOF ARPT.
-	COML ACFT CTC BLM MGR 406-538-1923.
-	FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
-	STOCK TANK AND 1 FT TALL POSTS LCTD S OF RWY.

Instrument Procedures

There are no published instrument procedures at MT3.

Some nearby airports with instrument procedures:

KLWT - Lewistown Municipal Airport (42 nm SW)
M75 - Malta Airport (58 nm NE)
S64 - Stanford Airport/Biggerstaff Field (63 nm SW)
KHVR - Havre City-County Airport (67 nm NW)
KRPX - Roundup Airport (70 nm S)

Loc | Ops | Rwys | IFR | FBO | Links
Com | Nav | Svcs | Stats | Notes

Aerial photo
WARNING: Photo may not be current or correct Photo courtesy of kestrelaerial.com Photo taken 10-Dec-2012 looking west. Do you have a better or more recent aerial photo of Knox Ridge Airport that you would like to share? If so, please send us your photo.

Sectional chart

Airport distance calculator
Flying to Knox Ridge Airport? Find the distance to fly. From to MT3

Sunrise and sunset

Times for 07-Jan-2026

	Local (UTC-7)	Zulu (UTC)
Morning civil twilight	07:28	14:28
Sunrise	08:04	15:04
Sunset	16:40	23:40
Evening civil twilight	17:15	00:15

Current date and time

Zulu (UTC)	07-Jan-2026 21:21:16
Local (UTC-7)	07-Jan-2026 14:21:16

METAR

KLWT 43nm SW	072054Z AUTO 30016G26KT 10SM CLR 04/M08 A2952 RMK AO2 PK WND 31035/1956 SLP002 60002 T00391078 53004
KMVH 47nm S	072055Z AUTO 31019G27KT 10SM FEW120 03/M07 A2949 RMK AO2

TAF

KLWT
43nm SW

071853Z 0719/0818 23020G30KT P6SM OVC090 TEMPO 0719/0721 25025G37KT 2SM -RASN BKN025 FM080000 28015G20KT P6SM SCT150 FM080500 VRB06KT P6SM SCT150

NOTAMs

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